Question

alguém sabeeeeeeeeeeee​

Answer 1

y=3x+1

y=3*(-2)+1=-5

y=3*(-1)+1=-2

y=3*0+1=1

y=3*1+1=4

D(f)={-2,-1,0,1}

CD(f)={-5,-2,1,4,5,6}

Im(f)={-5,-2,1,4}

Letra B